... 1500mm 1800mm 2000mm5. Length As customer's requirement6. Technique: Cold Rolled, Hot Rolled, Cold drawing. 7. Certification: ISO, QMS, DNV, KR, ... chemical industry, machinery, electric power, automobile, shipbuilding, aviation and aerospace, food, pharmacy,decoration etc.We have successively passed ... from DNV, BV, TUV,CCS, ABS, RINA, and acquired certificates such as PED97/23/9CE/1997, third-grade ...